1227 lines
44 KiB
C
1227 lines
44 KiB
C
/*
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* This file is provided under a GPLv2 license. When using or
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* redistributing this file, you may do so under that license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright (C) 2016-2018 T-Platforms JSC All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, one can be found http://www.gnu.org/licenses/.
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*
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* The full GNU General Public License is included in this distribution in
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* the file called "COPYING".
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* IDT PCIe-switch NTB Linux driver
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*
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* Contact Information:
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* Serge Semin <fancer.lancer@gmail.com>, <Sergey.Semin@t-platforms.ru>
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*/
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#ifndef NTB_HW_IDT_H
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#define NTB_HW_IDT_H
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#include <linux/types.h>
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#include <linux/pci.h>
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#include <linux/pci_ids.h>
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#include <linux/interrupt.h>
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#include <linux/spinlock.h>
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#include <linux/mutex.h>
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#include <linux/ntb.h>
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/*
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* Macro is used to create the struct pci_device_id that matches
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* the supported IDT PCIe-switches
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* @devname: Capitalized name of the particular device
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* @data: Variable passed to the driver of the particular device
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*/
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#define IDT_PCI_DEVICE_IDS(devname, data) \
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.vendor = PCI_VENDOR_ID_IDT, .device = PCI_DEVICE_ID_IDT_##devname, \
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.subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \
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.class = (PCI_CLASS_BRIDGE_OTHER << 8), .class_mask = (0xFFFF00), \
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.driver_data = (kernel_ulong_t)&data
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/*
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* IDT PCIe-switches device IDs
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*/
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#define PCI_DEVICE_ID_IDT_89HPES24NT6AG2 0x8091
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#define PCI_DEVICE_ID_IDT_89HPES32NT8AG2 0x808F
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#define PCI_DEVICE_ID_IDT_89HPES32NT8BG2 0x8088
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#define PCI_DEVICE_ID_IDT_89HPES12NT12G2 0x8092
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#define PCI_DEVICE_ID_IDT_89HPES16NT16G2 0x8090
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#define PCI_DEVICE_ID_IDT_89HPES24NT24G2 0x808E
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#define PCI_DEVICE_ID_IDT_89HPES32NT24AG2 0x808C
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#define PCI_DEVICE_ID_IDT_89HPES32NT24BG2 0x808A
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/*
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* NT-function Configuration Space registers
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* NOTE 1) The IDT PCIe-switch internal data is little-endian
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* so it must be taken into account in the driver
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* internals.
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* 2) Additionally the registers should be accessed either
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* with byte-enables corresponding to their native size or
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* the size of one DWORD
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*
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* So to simplify the driver code, there is only DWORD-sized read/write
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* operations utilized.
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*/
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/* PCI Express Configuration Space */
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/* PCI Express command/status register (DWORD) */
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#define IDT_NT_PCICMDSTS 0x00004U
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/* PCI Express Device Capabilities (DWORD) */
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#define IDT_NT_PCIEDCAP 0x00044U
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/* PCI Express Device Control/Status (WORD+WORD) */
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#define IDT_NT_PCIEDCTLSTS 0x00048U
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/* PCI Express Link Capabilities (DWORD) */
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#define IDT_NT_PCIELCAP 0x0004CU
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/* PCI Express Link Control/Status (WORD+WORD) */
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#define IDT_NT_PCIELCTLSTS 0x00050U
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/* PCI Express Device Capabilities 2 (DWORD) */
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#define IDT_NT_PCIEDCAP2 0x00064U
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/* PCI Express Device Control 2 (WORD+WORD) */
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#define IDT_NT_PCIEDCTL2 0x00068U
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/* PCI Power Management Control and Status (DWORD) */
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#define IDT_NT_PMCSR 0x000C4U
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/*==========================================*/
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/* IDT Proprietary NT-port-specific registers */
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/* NT-function main control registers */
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/* NT Endpoint Control (DWORD) */
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#define IDT_NT_NTCTL 0x00400U
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/* NT Endpoint Interrupt Status/Mask (DWORD) */
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#define IDT_NT_NTINTSTS 0x00404U
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#define IDT_NT_NTINTMSK 0x00408U
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/* NT Endpoint Signal Data (DWORD) */
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#define IDT_NT_NTSDATA 0x0040CU
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/* NT Endpoint Global Signal (DWORD) */
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#define IDT_NT_NTGSIGNAL 0x00410U
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/* Internal Error Reporting Mask 0/1 (DWORD) */
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#define IDT_NT_NTIERRORMSK0 0x00414U
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#define IDT_NT_NTIERRORMSK1 0x00418U
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/* Doorbel registers */
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/* NT Outbound Doorbell Set (DWORD) */
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#define IDT_NT_OUTDBELLSET 0x00420U
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/* NT Inbound Doorbell Status/Mask (DWORD) */
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#define IDT_NT_INDBELLSTS 0x00428U
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#define IDT_NT_INDBELLMSK 0x0042CU
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/* Message registers */
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/* Outbound Message N (DWORD) */
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#define IDT_NT_OUTMSG0 0x00430U
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#define IDT_NT_OUTMSG1 0x00434U
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#define IDT_NT_OUTMSG2 0x00438U
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#define IDT_NT_OUTMSG3 0x0043CU
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/* Inbound Message N (DWORD) */
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#define IDT_NT_INMSG0 0x00440U
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#define IDT_NT_INMSG1 0x00444U
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#define IDT_NT_INMSG2 0x00448U
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#define IDT_NT_INMSG3 0x0044CU
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/* Inbound Message Source N (DWORD) */
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#define IDT_NT_INMSGSRC0 0x00450U
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#define IDT_NT_INMSGSRC1 0x00454U
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#define IDT_NT_INMSGSRC2 0x00458U
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#define IDT_NT_INMSGSRC3 0x0045CU
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/* Message Status (DWORD) */
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#define IDT_NT_MSGSTS 0x00460U
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/* Message Status Mask (DWORD) */
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#define IDT_NT_MSGSTSMSK 0x00464U
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/* BAR-setup registers */
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/* BAR N Setup/Limit Address/Lower and Upper Translated Base Address (DWORD) */
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#define IDT_NT_BARSETUP0 0x00470U
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#define IDT_NT_BARLIMIT0 0x00474U
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#define IDT_NT_BARLTBASE0 0x00478U
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#define IDT_NT_BARUTBASE0 0x0047CU
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#define IDT_NT_BARSETUP1 0x00480U
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#define IDT_NT_BARLIMIT1 0x00484U
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#define IDT_NT_BARLTBASE1 0x00488U
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#define IDT_NT_BARUTBASE1 0x0048CU
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#define IDT_NT_BARSETUP2 0x00490U
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#define IDT_NT_BARLIMIT2 0x00494U
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#define IDT_NT_BARLTBASE2 0x00498U
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#define IDT_NT_BARUTBASE2 0x0049CU
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#define IDT_NT_BARSETUP3 0x004A0U
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#define IDT_NT_BARLIMIT3 0x004A4U
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#define IDT_NT_BARLTBASE3 0x004A8U
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#define IDT_NT_BARUTBASE3 0x004ACU
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#define IDT_NT_BARSETUP4 0x004B0U
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#define IDT_NT_BARLIMIT4 0x004B4U
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#define IDT_NT_BARLTBASE4 0x004B8U
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#define IDT_NT_BARUTBASE4 0x004BCU
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#define IDT_NT_BARSETUP5 0x004C0U
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#define IDT_NT_BARLIMIT5 0x004C4U
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#define IDT_NT_BARLTBASE5 0x004C8U
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#define IDT_NT_BARUTBASE5 0x004CCU
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/* NT mapping table registers */
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/* NT Mapping Table Address/Status/Data (DWORD) */
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#define IDT_NT_NTMTBLADDR 0x004D0U
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#define IDT_NT_NTMTBLSTS 0x004D4U
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#define IDT_NT_NTMTBLDATA 0x004D8U
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/* Requester ID (Bus:Device:Function) Capture (DWORD) */
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#define IDT_NT_REQIDCAP 0x004DCU
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/* Memory Windows Lookup table registers */
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/* Lookup Table Offset/Lower, Middle and Upper data (DWORD) */
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#define IDT_NT_LUTOFFSET 0x004E0U
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#define IDT_NT_LUTLDATA 0x004E4U
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#define IDT_NT_LUTMDATA 0x004E8U
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#define IDT_NT_LUTUDATA 0x004ECU
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/* NT Endpoint Uncorrectable/Correctable Errors Emulation registers (DWORD) */
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#define IDT_NT_NTUEEM 0x004F0U
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#define IDT_NT_NTCEEM 0x004F4U
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/* Global Address Space Access/Data registers (DWARD) */
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#define IDT_NT_GASAADDR 0x00FF8U
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#define IDT_NT_GASADATA 0x00FFCU
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/*
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* IDT PCIe-switch Global Configuration and Status registers
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*/
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/* Port N Configuration register in global space */
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/* PCI Express command/status and link control/status registers (WORD+WORD) */
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#define IDT_SW_NTP0_PCIECMDSTS 0x01004U
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#define IDT_SW_NTP0_PCIELCTLSTS 0x01050U
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/* NT-function control register (DWORD) */
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#define IDT_SW_NTP0_NTCTL 0x01400U
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/* BAR setup/limit/base address registers (DWORD) */
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#define IDT_SW_NTP0_BARSETUP0 0x01470U
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#define IDT_SW_NTP0_BARLIMIT0 0x01474U
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#define IDT_SW_NTP0_BARLTBASE0 0x01478U
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#define IDT_SW_NTP0_BARUTBASE0 0x0147CU
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#define IDT_SW_NTP0_BARSETUP1 0x01480U
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#define IDT_SW_NTP0_BARLIMIT1 0x01484U
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#define IDT_SW_NTP0_BARLTBASE1 0x01488U
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#define IDT_SW_NTP0_BARUTBASE1 0x0148CU
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#define IDT_SW_NTP0_BARSETUP2 0x01490U
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#define IDT_SW_NTP0_BARLIMIT2 0x01494U
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#define IDT_SW_NTP0_BARLTBASE2 0x01498U
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#define IDT_SW_NTP0_BARUTBASE2 0x0149CU
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#define IDT_SW_NTP0_BARSETUP3 0x014A0U
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#define IDT_SW_NTP0_BARLIMIT3 0x014A4U
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#define IDT_SW_NTP0_BARLTBASE3 0x014A8U
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#define IDT_SW_NTP0_BARUTBASE3 0x014ACU
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#define IDT_SW_NTP0_BARSETUP4 0x014B0U
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#define IDT_SW_NTP0_BARLIMIT4 0x014B4U
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#define IDT_SW_NTP0_BARLTBASE4 0x014B8U
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#define IDT_SW_NTP0_BARUTBASE4 0x014BCU
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#define IDT_SW_NTP0_BARSETUP5 0x014C0U
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#define IDT_SW_NTP0_BARLIMIT5 0x014C4U
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#define IDT_SW_NTP0_BARLTBASE5 0x014C8U
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#define IDT_SW_NTP0_BARUTBASE5 0x014CCU
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/* PCI Express command/status and link control/status registers (WORD+WORD) */
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#define IDT_SW_NTP2_PCIECMDSTS 0x05004U
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#define IDT_SW_NTP2_PCIELCTLSTS 0x05050U
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/* NT-function control register (DWORD) */
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#define IDT_SW_NTP2_NTCTL 0x05400U
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/* BAR setup/limit/base address registers (DWORD) */
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#define IDT_SW_NTP2_BARSETUP0 0x05470U
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#define IDT_SW_NTP2_BARLIMIT0 0x05474U
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#define IDT_SW_NTP2_BARLTBASE0 0x05478U
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#define IDT_SW_NTP2_BARUTBASE0 0x0547CU
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#define IDT_SW_NTP2_BARSETUP1 0x05480U
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#define IDT_SW_NTP2_BARLIMIT1 0x05484U
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#define IDT_SW_NTP2_BARLTBASE1 0x05488U
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#define IDT_SW_NTP2_BARUTBASE1 0x0548CU
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#define IDT_SW_NTP2_BARSETUP2 0x05490U
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#define IDT_SW_NTP2_BARLIMIT2 0x05494U
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#define IDT_SW_NTP2_BARLTBASE2 0x05498U
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#define IDT_SW_NTP2_BARUTBASE2 0x0549CU
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#define IDT_SW_NTP2_BARSETUP3 0x054A0U
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#define IDT_SW_NTP2_BARLIMIT3 0x054A4U
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#define IDT_SW_NTP2_BARLTBASE3 0x054A8U
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#define IDT_SW_NTP2_BARUTBASE3 0x054ACU
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#define IDT_SW_NTP2_BARSETUP4 0x054B0U
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#define IDT_SW_NTP2_BARLIMIT4 0x054B4U
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#define IDT_SW_NTP2_BARLTBASE4 0x054B8U
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#define IDT_SW_NTP2_BARUTBASE4 0x054BCU
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#define IDT_SW_NTP2_BARSETUP5 0x054C0U
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#define IDT_SW_NTP2_BARLIMIT5 0x054C4U
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#define IDT_SW_NTP2_BARLTBASE5 0x054C8U
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#define IDT_SW_NTP2_BARUTBASE5 0x054CCU
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/* PCI Express command/status and link control/status registers (WORD+WORD) */
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#define IDT_SW_NTP4_PCIECMDSTS 0x09004U
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#define IDT_SW_NTP4_PCIELCTLSTS 0x09050U
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/* NT-function control register (DWORD) */
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#define IDT_SW_NTP4_NTCTL 0x09400U
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/* BAR setup/limit/base address registers (DWORD) */
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#define IDT_SW_NTP4_BARSETUP0 0x09470U
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#define IDT_SW_NTP4_BARLIMIT0 0x09474U
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#define IDT_SW_NTP4_BARLTBASE0 0x09478U
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#define IDT_SW_NTP4_BARUTBASE0 0x0947CU
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#define IDT_SW_NTP4_BARSETUP1 0x09480U
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#define IDT_SW_NTP4_BARLIMIT1 0x09484U
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#define IDT_SW_NTP4_BARLTBASE1 0x09488U
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#define IDT_SW_NTP4_BARUTBASE1 0x0948CU
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#define IDT_SW_NTP4_BARSETUP2 0x09490U
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#define IDT_SW_NTP4_BARLIMIT2 0x09494U
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#define IDT_SW_NTP4_BARLTBASE2 0x09498U
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#define IDT_SW_NTP4_BARUTBASE2 0x0949CU
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#define IDT_SW_NTP4_BARSETUP3 0x094A0U
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#define IDT_SW_NTP4_BARLIMIT3 0x094A4U
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#define IDT_SW_NTP4_BARLTBASE3 0x094A8U
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#define IDT_SW_NTP4_BARUTBASE3 0x094ACU
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#define IDT_SW_NTP4_BARSETUP4 0x094B0U
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#define IDT_SW_NTP4_BARLIMIT4 0x094B4U
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#define IDT_SW_NTP4_BARLTBASE4 0x094B8U
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#define IDT_SW_NTP4_BARUTBASE4 0x094BCU
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#define IDT_SW_NTP4_BARSETUP5 0x094C0U
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#define IDT_SW_NTP4_BARLIMIT5 0x094C4U
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#define IDT_SW_NTP4_BARLTBASE5 0x094C8U
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#define IDT_SW_NTP4_BARUTBASE5 0x094CCU
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/* PCI Express command/status and link control/status registers (WORD+WORD) */
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#define IDT_SW_NTP6_PCIECMDSTS 0x0D004U
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#define IDT_SW_NTP6_PCIELCTLSTS 0x0D050U
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/* NT-function control register (DWORD) */
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#define IDT_SW_NTP6_NTCTL 0x0D400U
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/* BAR setup/limit/base address registers (DWORD) */
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#define IDT_SW_NTP6_BARSETUP0 0x0D470U
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#define IDT_SW_NTP6_BARLIMIT0 0x0D474U
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#define IDT_SW_NTP6_BARLTBASE0 0x0D478U
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#define IDT_SW_NTP6_BARUTBASE0 0x0D47CU
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#define IDT_SW_NTP6_BARSETUP1 0x0D480U
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#define IDT_SW_NTP6_BARLIMIT1 0x0D484U
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#define IDT_SW_NTP6_BARLTBASE1 0x0D488U
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#define IDT_SW_NTP6_BARUTBASE1 0x0D48CU
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#define IDT_SW_NTP6_BARSETUP2 0x0D490U
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#define IDT_SW_NTP6_BARLIMIT2 0x0D494U
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#define IDT_SW_NTP6_BARLTBASE2 0x0D498U
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#define IDT_SW_NTP6_BARUTBASE2 0x0D49CU
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#define IDT_SW_NTP6_BARSETUP3 0x0D4A0U
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#define IDT_SW_NTP6_BARLIMIT3 0x0D4A4U
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#define IDT_SW_NTP6_BARLTBASE3 0x0D4A8U
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#define IDT_SW_NTP6_BARUTBASE3 0x0D4ACU
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#define IDT_SW_NTP6_BARSETUP4 0x0D4B0U
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#define IDT_SW_NTP6_BARLIMIT4 0x0D4B4U
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#define IDT_SW_NTP6_BARLTBASE4 0x0D4B8U
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#define IDT_SW_NTP6_BARUTBASE4 0x0D4BCU
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#define IDT_SW_NTP6_BARSETUP5 0x0D4C0U
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#define IDT_SW_NTP6_BARLIMIT5 0x0D4C4U
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#define IDT_SW_NTP6_BARLTBASE5 0x0D4C8U
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#define IDT_SW_NTP6_BARUTBASE5 0x0D4CCU
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/* PCI Express command/status and link control/status registers (WORD+WORD) */
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#define IDT_SW_NTP8_PCIECMDSTS 0x11004U
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#define IDT_SW_NTP8_PCIELCTLSTS 0x11050U
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/* NT-function control register (DWORD) */
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#define IDT_SW_NTP8_NTCTL 0x11400U
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/* BAR setup/limit/base address registers (DWORD) */
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#define IDT_SW_NTP8_BARSETUP0 0x11470U
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#define IDT_SW_NTP8_BARLIMIT0 0x11474U
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#define IDT_SW_NTP8_BARLTBASE0 0x11478U
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#define IDT_SW_NTP8_BARUTBASE0 0x1147CU
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#define IDT_SW_NTP8_BARSETUP1 0x11480U
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#define IDT_SW_NTP8_BARLIMIT1 0x11484U
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#define IDT_SW_NTP8_BARLTBASE1 0x11488U
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#define IDT_SW_NTP8_BARUTBASE1 0x1148CU
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#define IDT_SW_NTP8_BARSETUP2 0x11490U
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#define IDT_SW_NTP8_BARLIMIT2 0x11494U
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#define IDT_SW_NTP8_BARLTBASE2 0x11498U
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#define IDT_SW_NTP8_BARUTBASE2 0x1149CU
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#define IDT_SW_NTP8_BARSETUP3 0x114A0U
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#define IDT_SW_NTP8_BARLIMIT3 0x114A4U
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#define IDT_SW_NTP8_BARLTBASE3 0x114A8U
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#define IDT_SW_NTP8_BARUTBASE3 0x114ACU
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#define IDT_SW_NTP8_BARSETUP4 0x114B0U
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#define IDT_SW_NTP8_BARLIMIT4 0x114B4U
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#define IDT_SW_NTP8_BARLTBASE4 0x114B8U
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#define IDT_SW_NTP8_BARUTBASE4 0x114BCU
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#define IDT_SW_NTP8_BARSETUP5 0x114C0U
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#define IDT_SW_NTP8_BARLIMIT5 0x114C4U
|
|
#define IDT_SW_NTP8_BARLTBASE5 0x114C8U
|
|
#define IDT_SW_NTP8_BARUTBASE5 0x114CCU
|
|
/* PCI Express command/status and link control/status registers (WORD+WORD) */
|
|
#define IDT_SW_NTP12_PCIECMDSTS 0x19004U
|
|
#define IDT_SW_NTP12_PCIELCTLSTS 0x19050U
|
|
/* NT-function control register (DWORD) */
|
|
#define IDT_SW_NTP12_NTCTL 0x19400U
|
|
/* BAR setup/limit/base address registers (DWORD) */
|
|
#define IDT_SW_NTP12_BARSETUP0 0x19470U
|
|
#define IDT_SW_NTP12_BARLIMIT0 0x19474U
|
|
#define IDT_SW_NTP12_BARLTBASE0 0x19478U
|
|
#define IDT_SW_NTP12_BARUTBASE0 0x1947CU
|
|
#define IDT_SW_NTP12_BARSETUP1 0x19480U
|
|
#define IDT_SW_NTP12_BARLIMIT1 0x19484U
|
|
#define IDT_SW_NTP12_BARLTBASE1 0x19488U
|
|
#define IDT_SW_NTP12_BARUTBASE1 0x1948CU
|
|
#define IDT_SW_NTP12_BARSETUP2 0x19490U
|
|
#define IDT_SW_NTP12_BARLIMIT2 0x19494U
|
|
#define IDT_SW_NTP12_BARLTBASE2 0x19498U
|
|
#define IDT_SW_NTP12_BARUTBASE2 0x1949CU
|
|
#define IDT_SW_NTP12_BARSETUP3 0x194A0U
|
|
#define IDT_SW_NTP12_BARLIMIT3 0x194A4U
|
|
#define IDT_SW_NTP12_BARLTBASE3 0x194A8U
|
|
#define IDT_SW_NTP12_BARUTBASE3 0x194ACU
|
|
#define IDT_SW_NTP12_BARSETUP4 0x194B0U
|
|
#define IDT_SW_NTP12_BARLIMIT4 0x194B4U
|
|
#define IDT_SW_NTP12_BARLTBASE4 0x194B8U
|
|
#define IDT_SW_NTP12_BARUTBASE4 0x194BCU
|
|
#define IDT_SW_NTP12_BARSETUP5 0x194C0U
|
|
#define IDT_SW_NTP12_BARLIMIT5 0x194C4U
|
|
#define IDT_SW_NTP12_BARLTBASE5 0x194C8U
|
|
#define IDT_SW_NTP12_BARUTBASE5 0x194CCU
|
|
/* PCI Express command/status and link control/status registers (WORD+WORD) */
|
|
#define IDT_SW_NTP16_PCIECMDSTS 0x21004U
|
|
#define IDT_SW_NTP16_PCIELCTLSTS 0x21050U
|
|
/* NT-function control register (DWORD) */
|
|
#define IDT_SW_NTP16_NTCTL 0x21400U
|
|
/* BAR setup/limit/base address registers (DWORD) */
|
|
#define IDT_SW_NTP16_BARSETUP0 0x21470U
|
|
#define IDT_SW_NTP16_BARLIMIT0 0x21474U
|
|
#define IDT_SW_NTP16_BARLTBASE0 0x21478U
|
|
#define IDT_SW_NTP16_BARUTBASE0 0x2147CU
|
|
#define IDT_SW_NTP16_BARSETUP1 0x21480U
|
|
#define IDT_SW_NTP16_BARLIMIT1 0x21484U
|
|
#define IDT_SW_NTP16_BARLTBASE1 0x21488U
|
|
#define IDT_SW_NTP16_BARUTBASE1 0x2148CU
|
|
#define IDT_SW_NTP16_BARSETUP2 0x21490U
|
|
#define IDT_SW_NTP16_BARLIMIT2 0x21494U
|
|
#define IDT_SW_NTP16_BARLTBASE2 0x21498U
|
|
#define IDT_SW_NTP16_BARUTBASE2 0x2149CU
|
|
#define IDT_SW_NTP16_BARSETUP3 0x214A0U
|
|
#define IDT_SW_NTP16_BARLIMIT3 0x214A4U
|
|
#define IDT_SW_NTP16_BARLTBASE3 0x214A8U
|
|
#define IDT_SW_NTP16_BARUTBASE3 0x214ACU
|
|
#define IDT_SW_NTP16_BARSETUP4 0x214B0U
|
|
#define IDT_SW_NTP16_BARLIMIT4 0x214B4U
|
|
#define IDT_SW_NTP16_BARLTBASE4 0x214B8U
|
|
#define IDT_SW_NTP16_BARUTBASE4 0x214BCU
|
|
#define IDT_SW_NTP16_BARSETUP5 0x214C0U
|
|
#define IDT_SW_NTP16_BARLIMIT5 0x214C4U
|
|
#define IDT_SW_NTP16_BARLTBASE5 0x214C8U
|
|
#define IDT_SW_NTP16_BARUTBASE5 0x214CCU
|
|
/* PCI Express command/status and link control/status registers (WORD+WORD) */
|
|
#define IDT_SW_NTP20_PCIECMDSTS 0x29004U
|
|
#define IDT_SW_NTP20_PCIELCTLSTS 0x29050U
|
|
/* NT-function control register (DWORD) */
|
|
#define IDT_SW_NTP20_NTCTL 0x29400U
|
|
/* BAR setup/limit/base address registers (DWORD) */
|
|
#define IDT_SW_NTP20_BARSETUP0 0x29470U
|
|
#define IDT_SW_NTP20_BARLIMIT0 0x29474U
|
|
#define IDT_SW_NTP20_BARLTBASE0 0x29478U
|
|
#define IDT_SW_NTP20_BARUTBASE0 0x2947CU
|
|
#define IDT_SW_NTP20_BARSETUP1 0x29480U
|
|
#define IDT_SW_NTP20_BARLIMIT1 0x29484U
|
|
#define IDT_SW_NTP20_BARLTBASE1 0x29488U
|
|
#define IDT_SW_NTP20_BARUTBASE1 0x2948CU
|
|
#define IDT_SW_NTP20_BARSETUP2 0x29490U
|
|
#define IDT_SW_NTP20_BARLIMIT2 0x29494U
|
|
#define IDT_SW_NTP20_BARLTBASE2 0x29498U
|
|
#define IDT_SW_NTP20_BARUTBASE2 0x2949CU
|
|
#define IDT_SW_NTP20_BARSETUP3 0x294A0U
|
|
#define IDT_SW_NTP20_BARLIMIT3 0x294A4U
|
|
#define IDT_SW_NTP20_BARLTBASE3 0x294A8U
|
|
#define IDT_SW_NTP20_BARUTBASE3 0x294ACU
|
|
#define IDT_SW_NTP20_BARSETUP4 0x294B0U
|
|
#define IDT_SW_NTP20_BARLIMIT4 0x294B4U
|
|
#define IDT_SW_NTP20_BARLTBASE4 0x294B8U
|
|
#define IDT_SW_NTP20_BARUTBASE4 0x294BCU
|
|
#define IDT_SW_NTP20_BARSETUP5 0x294C0U
|
|
#define IDT_SW_NTP20_BARLIMIT5 0x294C4U
|
|
#define IDT_SW_NTP20_BARLTBASE5 0x294C8U
|
|
#define IDT_SW_NTP20_BARUTBASE5 0x294CCU
|
|
/* IDT PCIe-switch control register (DWORD) */
|
|
#define IDT_SW_CTL 0x3E000U
|
|
/* Boot Configuration Vector Status (DWORD) */
|
|
#define IDT_SW_BCVSTS 0x3E004U
|
|
/* Port Clocking Mode (DWORD) */
|
|
#define IDT_SW_PCLKMODE 0x3E008U
|
|
/* Reset Drain Delay (DWORD) */
|
|
#define IDT_SW_RDRAINDELAY 0x3E080U
|
|
/* Port Operating Mode Change Drain Delay (DWORD) */
|
|
#define IDT_SW_POMCDELAY 0x3E084U
|
|
/* Side Effect Delay (DWORD) */
|
|
#define IDT_SW_SEDELAY 0x3E088U
|
|
/* Upstream Secondary Bus Reset Delay (DWORD) */
|
|
#define IDT_SW_SSBRDELAY 0x3E08CU
|
|
/* Switch partition N Control/Status/Failover registers */
|
|
#define IDT_SW_SWPART0CTL 0x3E100U
|
|
#define IDT_SW_SWPART0STS 0x3E104U
|
|
#define IDT_SW_SWPART0FCTL 0x3E108U
|
|
#define IDT_SW_SWPART1CTL 0x3E120U
|
|
#define IDT_SW_SWPART1STS 0x3E124U
|
|
#define IDT_SW_SWPART1FCTL 0x3E128U
|
|
#define IDT_SW_SWPART2CTL 0x3E140U
|
|
#define IDT_SW_SWPART2STS 0x3E144U
|
|
#define IDT_SW_SWPART2FCTL 0x3E148U
|
|
#define IDT_SW_SWPART3CTL 0x3E160U
|
|
#define IDT_SW_SWPART3STS 0x3E164U
|
|
#define IDT_SW_SWPART3FCTL 0x3E168U
|
|
#define IDT_SW_SWPART4CTL 0x3E180U
|
|
#define IDT_SW_SWPART4STS 0x3E184U
|
|
#define IDT_SW_SWPART4FCTL 0x3E188U
|
|
#define IDT_SW_SWPART5CTL 0x3E1A0U
|
|
#define IDT_SW_SWPART5STS 0x3E1A4U
|
|
#define IDT_SW_SWPART5FCTL 0x3E1A8U
|
|
#define IDT_SW_SWPART6CTL 0x3E1C0U
|
|
#define IDT_SW_SWPART6STS 0x3E1C4U
|
|
#define IDT_SW_SWPART6FCTL 0x3E1C8U
|
|
#define IDT_SW_SWPART7CTL 0x3E1E0U
|
|
#define IDT_SW_SWPART7STS 0x3E1E4U
|
|
#define IDT_SW_SWPART7FCTL 0x3E1E8U
|
|
/* Switch port N control and status registers */
|
|
#define IDT_SW_SWPORT0CTL 0x3E200U
|
|
#define IDT_SW_SWPORT0STS 0x3E204U
|
|
#define IDT_SW_SWPORT0FCTL 0x3E208U
|
|
#define IDT_SW_SWPORT2CTL 0x3E240U
|
|
#define IDT_SW_SWPORT2STS 0x3E244U
|
|
#define IDT_SW_SWPORT2FCTL 0x3E248U
|
|
#define IDT_SW_SWPORT4CTL 0x3E280U
|
|
#define IDT_SW_SWPORT4STS 0x3E284U
|
|
#define IDT_SW_SWPORT4FCTL 0x3E288U
|
|
#define IDT_SW_SWPORT6CTL 0x3E2C0U
|
|
#define IDT_SW_SWPORT6STS 0x3E2C4U
|
|
#define IDT_SW_SWPORT6FCTL 0x3E2C8U
|
|
#define IDT_SW_SWPORT8CTL 0x3E300U
|
|
#define IDT_SW_SWPORT8STS 0x3E304U
|
|
#define IDT_SW_SWPORT8FCTL 0x3E308U
|
|
#define IDT_SW_SWPORT12CTL 0x3E380U
|
|
#define IDT_SW_SWPORT12STS 0x3E384U
|
|
#define IDT_SW_SWPORT12FCTL 0x3E388U
|
|
#define IDT_SW_SWPORT16CTL 0x3E400U
|
|
#define IDT_SW_SWPORT16STS 0x3E404U
|
|
#define IDT_SW_SWPORT16FCTL 0x3E408U
|
|
#define IDT_SW_SWPORT20CTL 0x3E480U
|
|
#define IDT_SW_SWPORT20STS 0x3E484U
|
|
#define IDT_SW_SWPORT20FCTL 0x3E488U
|
|
/* Switch Event registers */
|
|
/* Switch Event Status/Mask/Partition mask (DWORD) */
|
|
#define IDT_SW_SESTS 0x3EC00U
|
|
#define IDT_SW_SEMSK 0x3EC04U
|
|
#define IDT_SW_SEPMSK 0x3EC08U
|
|
/* Switch Event Link Up/Down Status/Mask (DWORD) */
|
|
#define IDT_SW_SELINKUPSTS 0x3EC0CU
|
|
#define IDT_SW_SELINKUPMSK 0x3EC10U
|
|
#define IDT_SW_SELINKDNSTS 0x3EC14U
|
|
#define IDT_SW_SELINKDNMSK 0x3EC18U
|
|
/* Switch Event Fundamental Reset Status/Mask (DWORD) */
|
|
#define IDT_SW_SEFRSTSTS 0x3EC1CU
|
|
#define IDT_SW_SEFRSTMSK 0x3EC20U
|
|
/* Switch Event Hot Reset Status/Mask (DWORD) */
|
|
#define IDT_SW_SEHRSTSTS 0x3EC24U
|
|
#define IDT_SW_SEHRSTMSK 0x3EC28U
|
|
/* Switch Event Failover Mask (DWORD) */
|
|
#define IDT_SW_SEFOVRMSK 0x3EC2CU
|
|
/* Switch Event Global Signal Status/Mask (DWORD) */
|
|
#define IDT_SW_SEGSIGSTS 0x3EC30U
|
|
#define IDT_SW_SEGSIGMSK 0x3EC34U
|
|
/* NT Global Doorbell Status (DWORD) */
|
|
#define IDT_SW_GDBELLSTS 0x3EC3CU
|
|
/* Switch partition N message M control (msgs routing table) (DWORD) */
|
|
#define IDT_SW_SWP0MSGCTL0 0x3EE00U
|
|
#define IDT_SW_SWP1MSGCTL0 0x3EE04U
|
|
#define IDT_SW_SWP2MSGCTL0 0x3EE08U
|
|
#define IDT_SW_SWP3MSGCTL0 0x3EE0CU
|
|
#define IDT_SW_SWP4MSGCTL0 0x3EE10U
|
|
#define IDT_SW_SWP5MSGCTL0 0x3EE14U
|
|
#define IDT_SW_SWP6MSGCTL0 0x3EE18U
|
|
#define IDT_SW_SWP7MSGCTL0 0x3EE1CU
|
|
#define IDT_SW_SWP0MSGCTL1 0x3EE20U
|
|
#define IDT_SW_SWP1MSGCTL1 0x3EE24U
|
|
#define IDT_SW_SWP2MSGCTL1 0x3EE28U
|
|
#define IDT_SW_SWP3MSGCTL1 0x3EE2CU
|
|
#define IDT_SW_SWP4MSGCTL1 0x3EE30U
|
|
#define IDT_SW_SWP5MSGCTL1 0x3EE34U
|
|
#define IDT_SW_SWP6MSGCTL1 0x3EE38U
|
|
#define IDT_SW_SWP7MSGCTL1 0x3EE3CU
|
|
#define IDT_SW_SWP0MSGCTL2 0x3EE40U
|
|
#define IDT_SW_SWP1MSGCTL2 0x3EE44U
|
|
#define IDT_SW_SWP2MSGCTL2 0x3EE48U
|
|
#define IDT_SW_SWP3MSGCTL2 0x3EE4CU
|
|
#define IDT_SW_SWP4MSGCTL2 0x3EE50U
|
|
#define IDT_SW_SWP5MSGCTL2 0x3EE54U
|
|
#define IDT_SW_SWP6MSGCTL2 0x3EE58U
|
|
#define IDT_SW_SWP7MSGCTL2 0x3EE5CU
|
|
#define IDT_SW_SWP0MSGCTL3 0x3EE60U
|
|
#define IDT_SW_SWP1MSGCTL3 0x3EE64U
|
|
#define IDT_SW_SWP2MSGCTL3 0x3EE68U
|
|
#define IDT_SW_SWP3MSGCTL3 0x3EE6CU
|
|
#define IDT_SW_SWP4MSGCTL3 0x3EE70U
|
|
#define IDT_SW_SWP5MSGCTL3 0x3EE74U
|
|
#define IDT_SW_SWP6MSGCTL3 0x3EE78U
|
|
#define IDT_SW_SWP7MSGCTL3 0x3EE7CU
|
|
/* SMBus Status and Control registers (DWORD) */
|
|
#define IDT_SW_SMBUSSTS 0x3F188U
|
|
#define IDT_SW_SMBUSCTL 0x3F18CU
|
|
/* Serial EEPROM Interface (DWORD) */
|
|
#define IDT_SW_EEPROMINTF 0x3F190U
|
|
/* MBus I/O Expander Address N (DWORD) */
|
|
#define IDT_SW_IOEXPADDR0 0x3F198U
|
|
#define IDT_SW_IOEXPADDR1 0x3F19CU
|
|
#define IDT_SW_IOEXPADDR2 0x3F1A0U
|
|
#define IDT_SW_IOEXPADDR3 0x3F1A4U
|
|
#define IDT_SW_IOEXPADDR4 0x3F1A8U
|
|
#define IDT_SW_IOEXPADDR5 0x3F1ACU
|
|
/* General Purpose Events Control and Status registers (DWORD) */
|
|
#define IDT_SW_GPECTL 0x3F1B0U
|
|
#define IDT_SW_GPESTS 0x3F1B4U
|
|
/* Temperature sensor Control/Status/Alarm/Adjustment/Slope registers */
|
|
#define IDT_SW_TMPCTL 0x3F1D4U
|
|
#define IDT_SW_TMPSTS 0x3F1D8U
|
|
#define IDT_SW_TMPALARM 0x3F1DCU
|
|
#define IDT_SW_TMPADJ 0x3F1E0U
|
|
#define IDT_SW_TSSLOPE 0x3F1E4U
|
|
/* SMBus Configuration Block header log (DWORD) */
|
|
#define IDT_SW_SMBUSCBHL 0x3F1E8U
|
|
|
|
/*
|
|
* Common registers related constants
|
|
* @IDT_REG_ALIGN: Registers alignment used in the driver
|
|
* @IDT_REG_PCI_MAX: Maximum PCI configuration space register value
|
|
* @IDT_REG_SW_MAX: Maximum global register value
|
|
*/
|
|
#define IDT_REG_ALIGN 4
|
|
#define IDT_REG_PCI_MAX 0x00FFFU
|
|
#define IDT_REG_SW_MAX 0x3FFFFU
|
|
|
|
/*
|
|
* PCICMDSTS register fields related constants
|
|
* @IDT_PCICMDSTS_IOAE: I/O access enable
|
|
* @IDT_PCICMDSTS_MAE: Memory access enable
|
|
* @IDT_PCICMDSTS_BME: Bus master enable
|
|
*/
|
|
#define IDT_PCICMDSTS_IOAE 0x00000001U
|
|
#define IDT_PCICMDSTS_MAE 0x00000002U
|
|
#define IDT_PCICMDSTS_BME 0x00000004U
|
|
|
|
/*
|
|
* PCIEDCAP register fields related constants
|
|
* @IDT_PCIEDCAP_MPAYLOAD_MASK: Maximum payload size mask
|
|
* @IDT_PCIEDCAP_MPAYLOAD_FLD: Maximum payload size field offset
|
|
* @IDT_PCIEDCAP_MPAYLOAD_S128: Max supported payload size of 128 bytes
|
|
* @IDT_PCIEDCAP_MPAYLOAD_S256: Max supported payload size of 256 bytes
|
|
* @IDT_PCIEDCAP_MPAYLOAD_S512: Max supported payload size of 512 bytes
|
|
* @IDT_PCIEDCAP_MPAYLOAD_S1024: Max supported payload size of 1024 bytes
|
|
* @IDT_PCIEDCAP_MPAYLOAD_S2048: Max supported payload size of 2048 bytes
|
|
*/
|
|
#define IDT_PCIEDCAP_MPAYLOAD_MASK 0x00000007U
|
|
#define IDT_PCIEDCAP_MPAYLOAD_FLD 0
|
|
#define IDT_PCIEDCAP_MPAYLOAD_S128 0x00000000U
|
|
#define IDT_PCIEDCAP_MPAYLOAD_S256 0x00000001U
|
|
#define IDT_PCIEDCAP_MPAYLOAD_S512 0x00000002U
|
|
#define IDT_PCIEDCAP_MPAYLOAD_S1024 0x00000003U
|
|
#define IDT_PCIEDCAP_MPAYLOAD_S2048 0x00000004U
|
|
|
|
/*
|
|
* PCIEDCTLSTS registers fields related constants
|
|
* @IDT_PCIEDCTL_MPS_MASK: Maximum payload size mask
|
|
* @IDT_PCIEDCTL_MPS_FLD: MPS field offset
|
|
* @IDT_PCIEDCTL_MPS_S128: Max payload size of 128 bytes
|
|
* @IDT_PCIEDCTL_MPS_S256: Max payload size of 256 bytes
|
|
* @IDT_PCIEDCTL_MPS_S512: Max payload size of 512 bytes
|
|
* @IDT_PCIEDCTL_MPS_S1024: Max payload size of 1024 bytes
|
|
* @IDT_PCIEDCTL_MPS_S2048: Max payload size of 2048 bytes
|
|
* @IDT_PCIEDCTL_MPS_S4096: Max payload size of 4096 bytes
|
|
*/
|
|
#define IDT_PCIEDCTLSTS_MPS_MASK 0x000000E0U
|
|
#define IDT_PCIEDCTLSTS_MPS_FLD 5
|
|
#define IDT_PCIEDCTLSTS_MPS_S128 0x00000000U
|
|
#define IDT_PCIEDCTLSTS_MPS_S256 0x00000020U
|
|
#define IDT_PCIEDCTLSTS_MPS_S512 0x00000040U
|
|
#define IDT_PCIEDCTLSTS_MPS_S1024 0x00000060U
|
|
#define IDT_PCIEDCTLSTS_MPS_S2048 0x00000080U
|
|
#define IDT_PCIEDCTLSTS_MPS_S4096 0x000000A0U
|
|
|
|
/*
|
|
* PCIELCAP register fields related constants
|
|
* @IDT_PCIELCAP_PORTNUM_MASK: Port number field mask
|
|
* @IDT_PCIELCAP_PORTNUM_FLD: Port number field offset
|
|
*/
|
|
#define IDT_PCIELCAP_PORTNUM_MASK 0xFF000000U
|
|
#define IDT_PCIELCAP_PORTNUM_FLD 24
|
|
|
|
/*
|
|
* PCIELCTLSTS registers fields related constants
|
|
* @IDT_PCIELSTS_CLS_MASK: Current link speed mask
|
|
* @IDT_PCIELSTS_CLS_FLD: Current link speed field offset
|
|
* @IDT_PCIELSTS_NLW_MASK: Negotiated link width mask
|
|
* @IDT_PCIELSTS_NLW_FLD: Negotiated link width field offset
|
|
* @IDT_PCIELSTS_SCLK_COM: Common slot clock configuration
|
|
*/
|
|
#define IDT_PCIELCTLSTS_CLS_MASK 0x000F0000U
|
|
#define IDT_PCIELCTLSTS_CLS_FLD 16
|
|
#define IDT_PCIELCTLSTS_NLW_MASK 0x03F00000U
|
|
#define IDT_PCIELCTLSTS_NLW_FLD 20
|
|
#define IDT_PCIELCTLSTS_SCLK_COM 0x10000000U
|
|
|
|
/*
|
|
* NTCTL register fields related constants
|
|
* @IDT_NTCTL_IDPROTDIS: ID Protection check disable (disable MTBL)
|
|
* @IDT_NTCTL_CPEN: Completion enable
|
|
* @IDT_NTCTL_RNS: Request no snoop processing (if MTBL disabled)
|
|
* @IDT_NTCTL_ATP: Address type processing (if MTBL disabled)
|
|
*/
|
|
#define IDT_NTCTL_IDPROTDIS 0x00000001U
|
|
#define IDT_NTCTL_CPEN 0x00000002U
|
|
#define IDT_NTCTL_RNS 0x00000004U
|
|
#define IDT_NTCTL_ATP 0x00000008U
|
|
|
|
/*
|
|
* NTINTSTS register fields related constants
|
|
* @IDT_NTINTSTS_MSG: Message interrupt bit
|
|
* @IDT_NTINTSTS_DBELL: Doorbell interrupt bit
|
|
* @IDT_NTINTSTS_SEVENT: Switch Event interrupt bit
|
|
* @IDT_NTINTSTS_TMPSENSOR: Temperature sensor interrupt bit
|
|
*/
|
|
#define IDT_NTINTSTS_MSG 0x00000001U
|
|
#define IDT_NTINTSTS_DBELL 0x00000002U
|
|
#define IDT_NTINTSTS_SEVENT 0x00000008U
|
|
#define IDT_NTINTSTS_TMPSENSOR 0x00000080U
|
|
|
|
/*
|
|
* NTINTMSK register fields related constants
|
|
* @IDT_NTINTMSK_MSG: Message interrupt mask bit
|
|
* @IDT_NTINTMSK_DBELL: Doorbell interrupt mask bit
|
|
* @IDT_NTINTMSK_SEVENT: Switch Event interrupt mask bit
|
|
* @IDT_NTINTMSK_TMPSENSOR: Temperature sensor interrupt mask bit
|
|
* @IDT_NTINTMSK_ALL: NTB-related interrupts mask
|
|
*/
|
|
#define IDT_NTINTMSK_MSG 0x00000001U
|
|
#define IDT_NTINTMSK_DBELL 0x00000002U
|
|
#define IDT_NTINTMSK_SEVENT 0x00000008U
|
|
#define IDT_NTINTMSK_TMPSENSOR 0x00000080U
|
|
#define IDT_NTINTMSK_ALL \
|
|
(IDT_NTINTMSK_MSG | IDT_NTINTMSK_DBELL | IDT_NTINTMSK_SEVENT)
|
|
|
|
/*
|
|
* NTGSIGNAL register fields related constants
|
|
* @IDT_NTGSIGNAL_SET: Set global signal of the local partition
|
|
*/
|
|
#define IDT_NTGSIGNAL_SET 0x00000001U
|
|
|
|
/*
|
|
* BARSETUP register fields related constants
|
|
* @IDT_BARSETUP_TYPE_MASK: Mask of the TYPE field
|
|
* @IDT_BARSETUP_TYPE_32: 32-bit addressing BAR
|
|
* @IDT_BARSETUP_TYPE_64: 64-bit addressing BAR
|
|
* @IDT_BARSETUP_PREF: Value of the BAR prefetchable field
|
|
* @IDT_BARSETUP_SIZE_MASK: Mask of the SIZE field
|
|
* @IDT_BARSETUP_SIZE_FLD: SIZE field offset
|
|
* @IDT_BARSETUP_SIZE_CFG: SIZE field value in case of config space MODE
|
|
* @IDT_BARSETUP_MODE_CFG: Configuration space BAR mode
|
|
* @IDT_BARSETUP_ATRAN_MASK: ATRAN field mask
|
|
* @IDT_BARSETUP_ATRAN_FLD: ATRAN field offset
|
|
* @IDT_BARSETUP_ATRAN_DIR: Direct address translation memory window
|
|
* @IDT_BARSETUP_ATRAN_LUT12: 12-entry lookup table
|
|
* @IDT_BARSETUP_ATRAN_LUT24: 24-entry lookup table
|
|
* @IDT_BARSETUP_TPART_MASK: TPART field mask
|
|
* @IDT_BARSETUP_TPART_FLD: TPART field offset
|
|
* @IDT_BARSETUP_EN: BAR enable bit
|
|
*/
|
|
#define IDT_BARSETUP_TYPE_MASK 0x00000006U
|
|
#define IDT_BARSETUP_TYPE_FLD 0
|
|
#define IDT_BARSETUP_TYPE_32 0x00000000U
|
|
#define IDT_BARSETUP_TYPE_64 0x00000004U
|
|
#define IDT_BARSETUP_PREF 0x00000008U
|
|
#define IDT_BARSETUP_SIZE_MASK 0x000003F0U
|
|
#define IDT_BARSETUP_SIZE_FLD 4
|
|
#define IDT_BARSETUP_SIZE_CFG 0x000000C0U
|
|
#define IDT_BARSETUP_MODE_CFG 0x00000400U
|
|
#define IDT_BARSETUP_ATRAN_MASK 0x00001800U
|
|
#define IDT_BARSETUP_ATRAN_FLD 11
|
|
#define IDT_BARSETUP_ATRAN_DIR 0x00000000U
|
|
#define IDT_BARSETUP_ATRAN_LUT12 0x00000800U
|
|
#define IDT_BARSETUP_ATRAN_LUT24 0x00001000U
|
|
#define IDT_BARSETUP_TPART_MASK 0x0000E000U
|
|
#define IDT_BARSETUP_TPART_FLD 13
|
|
#define IDT_BARSETUP_EN 0x80000000U
|
|
|
|
/*
|
|
* NTMTBLDATA register fields related constants
|
|
* @IDT_NTMTBLDATA_VALID: Set the MTBL entry being valid
|
|
* @IDT_NTMTBLDATA_REQID_MASK: Bus:Device:Function field mask
|
|
* @IDT_NTMTBLDATA_REQID_FLD: Bus:Device:Function field offset
|
|
* @IDT_NTMTBLDATA_PART_MASK: Partition field mask
|
|
* @IDT_NTMTBLDATA_PART_FLD: Partition field offset
|
|
* @IDT_NTMTBLDATA_ATP_TRANS: Enable AT field translation on request TLPs
|
|
* @IDT_NTMTBLDATA_CNS_INV: Enable No Snoop attribute inversion of
|
|
* Completion TLPs
|
|
* @IDT_NTMTBLDATA_RNS_INV: Enable No Snoop attribute inversion of
|
|
* Request TLPs
|
|
*/
|
|
#define IDT_NTMTBLDATA_VALID 0x00000001U
|
|
#define IDT_NTMTBLDATA_REQID_MASK 0x0001FFFEU
|
|
#define IDT_NTMTBLDATA_REQID_FLD 1
|
|
#define IDT_NTMTBLDATA_PART_MASK 0x000E0000U
|
|
#define IDT_NTMTBLDATA_PART_FLD 17
|
|
#define IDT_NTMTBLDATA_ATP_TRANS 0x20000000U
|
|
#define IDT_NTMTBLDATA_CNS_INV 0x40000000U
|
|
#define IDT_NTMTBLDATA_RNS_INV 0x80000000U
|
|
|
|
/*
|
|
* REQIDCAP register fields related constants
|
|
* @IDT_REQIDCAP_REQID_MASK: Request ID field mask
|
|
* @IDT_REQIDCAP_REQID_FLD: Request ID field offset
|
|
*/
|
|
#define IDT_REQIDCAP_REQID_MASK 0x0000FFFFU
|
|
#define IDT_REQIDCAP_REQID_FLD 0
|
|
|
|
/*
|
|
* LUTOFFSET register fields related constants
|
|
* @IDT_LUTOFFSET_INDEX_MASK: Lookup table index field mask
|
|
* @IDT_LUTOFFSET_INDEX_FLD: Lookup table index field offset
|
|
* @IDT_LUTOFFSET_BAR_MASK: Lookup table BAR select field mask
|
|
* @IDT_LUTOFFSET_BAR_FLD: Lookup table BAR select field offset
|
|
*/
|
|
#define IDT_LUTOFFSET_INDEX_MASK 0x0000001FU
|
|
#define IDT_LUTOFFSET_INDEX_FLD 0
|
|
#define IDT_LUTOFFSET_BAR_MASK 0x00000700U
|
|
#define IDT_LUTOFFSET_BAR_FLD 8
|
|
|
|
/*
|
|
* LUTUDATA register fields related constants
|
|
* @IDT_LUTUDATA_PART_MASK: Partition field mask
|
|
* @IDT_LUTUDATA_PART_FLD: Partition field offset
|
|
* @IDT_LUTUDATA_VALID: Lookup table entry valid bit
|
|
*/
|
|
#define IDT_LUTUDATA_PART_MASK 0x0000000FU
|
|
#define IDT_LUTUDATA_PART_FLD 0
|
|
#define IDT_LUTUDATA_VALID 0x80000000U
|
|
|
|
/*
|
|
* SWPARTxSTS register fields related constants
|
|
* @IDT_SWPARTxSTS_SCI: Switch partition state change initiated
|
|
* @IDT_SWPARTxSTS_SCC: Switch partition state change completed
|
|
* @IDT_SWPARTxSTS_STATE_MASK: Switch partition state mask
|
|
* @IDT_SWPARTxSTS_STATE_FLD: Switch partition state field offset
|
|
* @IDT_SWPARTxSTS_STATE_DIS: Switch partition disabled
|
|
* @IDT_SWPARTxSTS_STATE_ACT: Switch partition enabled
|
|
* @IDT_SWPARTxSTS_STATE_RES: Switch partition in reset
|
|
* @IDT_SWPARTxSTS_US: Switch partition has upstream port
|
|
* @IDT_SWPARTxSTS_USID_MASK: Switch partition upstream port ID mask
|
|
* @IDT_SWPARTxSTS_USID_FLD: Switch partition upstream port ID field offset
|
|
* @IDT_SWPARTxSTS_NT: Upstream port has NT function
|
|
* @IDT_SWPARTxSTS_DMA: Upstream port has DMA function
|
|
*/
|
|
#define IDT_SWPARTxSTS_SCI 0x00000001U
|
|
#define IDT_SWPARTxSTS_SCC 0x00000002U
|
|
#define IDT_SWPARTxSTS_STATE_MASK 0x00000060U
|
|
#define IDT_SWPARTxSTS_STATE_FLD 5
|
|
#define IDT_SWPARTxSTS_STATE_DIS 0x00000000U
|
|
#define IDT_SWPARTxSTS_STATE_ACT 0x00000020U
|
|
#define IDT_SWPARTxSTS_STATE_RES 0x00000060U
|
|
#define IDT_SWPARTxSTS_US 0x00000100U
|
|
#define IDT_SWPARTxSTS_USID_MASK 0x00003E00U
|
|
#define IDT_SWPARTxSTS_USID_FLD 9
|
|
#define IDT_SWPARTxSTS_NT 0x00004000U
|
|
#define IDT_SWPARTxSTS_DMA 0x00008000U
|
|
|
|
/*
|
|
* SWPORTxSTS register fields related constants
|
|
* @IDT_SWPORTxSTS_OMCI: Operation mode change initiated
|
|
* @IDT_SWPORTxSTS_OMCC: Operation mode change completed
|
|
* @IDT_SWPORTxSTS_LINKUP: Link up status
|
|
* @IDT_SWPORTxSTS_DS: Port lanes behave as downstream lanes
|
|
* @IDT_SWPORTxSTS_MODE_MASK: Port mode field mask
|
|
* @IDT_SWPORTxSTS_MODE_FLD: Port mode field offset
|
|
* @IDT_SWPORTxSTS_MODE_DIS: Port mode - disabled
|
|
* @IDT_SWPORTxSTS_MODE_DS: Port mode - downstream switch port
|
|
* @IDT_SWPORTxSTS_MODE_US: Port mode - upstream switch port
|
|
* @IDT_SWPORTxSTS_MODE_NT: Port mode - NT function
|
|
* @IDT_SWPORTxSTS_MODE_USNT: Port mode - upstream switch port with NTB
|
|
* @IDT_SWPORTxSTS_MODE_UNAT: Port mode - unattached
|
|
* @IDT_SWPORTxSTS_MODE_USDMA: Port mode - upstream switch port with DMA
|
|
* @IDT_SWPORTxSTS_MODE_USNTDMA:Port mode - upstream port with NTB and DMA
|
|
* @IDT_SWPORTxSTS_MODE_NTDMA: Port mode - NT function with DMA
|
|
* @IDT_SWPORTxSTS_SWPART_MASK: Port partition field mask
|
|
* @IDT_SWPORTxSTS_SWPART_FLD: Port partition field offset
|
|
* @IDT_SWPORTxSTS_DEVNUM_MASK: Port device number field mask
|
|
* @IDT_SWPORTxSTS_DEVNUM_FLD: Port device number field offset
|
|
*/
|
|
#define IDT_SWPORTxSTS_OMCI 0x00000001U
|
|
#define IDT_SWPORTxSTS_OMCC 0x00000002U
|
|
#define IDT_SWPORTxSTS_LINKUP 0x00000010U
|
|
#define IDT_SWPORTxSTS_DS 0x00000020U
|
|
#define IDT_SWPORTxSTS_MODE_MASK 0x000003C0U
|
|
#define IDT_SWPORTxSTS_MODE_FLD 6
|
|
#define IDT_SWPORTxSTS_MODE_DIS 0x00000000U
|
|
#define IDT_SWPORTxSTS_MODE_DS 0x00000040U
|
|
#define IDT_SWPORTxSTS_MODE_US 0x00000080U
|
|
#define IDT_SWPORTxSTS_MODE_NT 0x000000C0U
|
|
#define IDT_SWPORTxSTS_MODE_USNT 0x00000100U
|
|
#define IDT_SWPORTxSTS_MODE_UNAT 0x00000140U
|
|
#define IDT_SWPORTxSTS_MODE_USDMA 0x00000180U
|
|
#define IDT_SWPORTxSTS_MODE_USNTDMA 0x000001C0U
|
|
#define IDT_SWPORTxSTS_MODE_NTDMA 0x00000200U
|
|
#define IDT_SWPORTxSTS_SWPART_MASK 0x00001C00U
|
|
#define IDT_SWPORTxSTS_SWPART_FLD 10
|
|
#define IDT_SWPORTxSTS_DEVNUM_MASK 0x001F0000U
|
|
#define IDT_SWPORTxSTS_DEVNUM_FLD 16
|
|
|
|
/*
|
|
* SEMSK register fields related constants
|
|
* @IDT_SEMSK_LINKUP: Link Up event mask bit
|
|
* @IDT_SEMSK_LINKDN: Link Down event mask bit
|
|
* @IDT_SEMSK_GSIGNAL: Global Signal event mask bit
|
|
*/
|
|
#define IDT_SEMSK_LINKUP 0x00000001U
|
|
#define IDT_SEMSK_LINKDN 0x00000002U
|
|
#define IDT_SEMSK_GSIGNAL 0x00000020U
|
|
|
|
/*
|
|
* SWPxMSGCTL register fields related constants
|
|
* @IDT_SWPxMSGCTL_REG_MASK: Register select field mask
|
|
* @IDT_SWPxMSGCTL_REG_FLD: Register select field offset
|
|
* @IDT_SWPxMSGCTL_PART_MASK: Partition select field mask
|
|
* @IDT_SWPxMSGCTL_PART_FLD: Partition select field offset
|
|
*/
|
|
#define IDT_SWPxMSGCTL_REG_MASK 0x00000003U
|
|
#define IDT_SWPxMSGCTL_REG_FLD 0
|
|
#define IDT_SWPxMSGCTL_PART_MASK 0x00000070U
|
|
#define IDT_SWPxMSGCTL_PART_FLD 4
|
|
|
|
/*
|
|
* TMPCTL register fields related constants
|
|
* @IDT_TMPCTL_LTH_MASK: Low temperature threshold field mask
|
|
* @IDT_TMPCTL_LTH_FLD: Low temperature threshold field offset
|
|
* @IDT_TMPCTL_MTH_MASK: Middle temperature threshold field mask
|
|
* @IDT_TMPCTL_MTH_FLD: Middle temperature threshold field offset
|
|
* @IDT_TMPCTL_HTH_MASK: High temperature threshold field mask
|
|
* @IDT_TMPCTL_HTH_FLD: High temperature threshold field offset
|
|
* @IDT_TMPCTL_PDOWN: Temperature sensor power down
|
|
*/
|
|
#define IDT_TMPCTL_LTH_MASK 0x000000FFU
|
|
#define IDT_TMPCTL_LTH_FLD 0
|
|
#define IDT_TMPCTL_MTH_MASK 0x0000FF00U
|
|
#define IDT_TMPCTL_MTH_FLD 8
|
|
#define IDT_TMPCTL_HTH_MASK 0x00FF0000U
|
|
#define IDT_TMPCTL_HTH_FLD 16
|
|
#define IDT_TMPCTL_PDOWN 0x80000000U
|
|
|
|
/*
|
|
* TMPSTS register fields related constants
|
|
* @IDT_TMPSTS_TEMP_MASK: Current temperature field mask
|
|
* @IDT_TMPSTS_TEMP_FLD: Current temperature field offset
|
|
* @IDT_TMPSTS_LTEMP_MASK: Lowest temperature field mask
|
|
* @IDT_TMPSTS_LTEMP_FLD: Lowest temperature field offset
|
|
* @IDT_TMPSTS_HTEMP_MASK: Highest temperature field mask
|
|
* @IDT_TMPSTS_HTEMP_FLD: Highest temperature field offset
|
|
*/
|
|
#define IDT_TMPSTS_TEMP_MASK 0x000000FFU
|
|
#define IDT_TMPSTS_TEMP_FLD 0
|
|
#define IDT_TMPSTS_LTEMP_MASK 0x0000FF00U
|
|
#define IDT_TMPSTS_LTEMP_FLD 8
|
|
#define IDT_TMPSTS_HTEMP_MASK 0x00FF0000U
|
|
#define IDT_TMPSTS_HTEMP_FLD 16
|
|
|
|
/*
|
|
* TMPALARM register fields related constants
|
|
* @IDT_TMPALARM_LTEMP_MASK: Lowest temperature field mask
|
|
* @IDT_TMPALARM_LTEMP_FLD: Lowest temperature field offset
|
|
* @IDT_TMPALARM_HTEMP_MASK: Highest temperature field mask
|
|
* @IDT_TMPALARM_HTEMP_FLD: Highest temperature field offset
|
|
* @IDT_TMPALARM_IRQ_MASK: Alarm IRQ status mask
|
|
*/
|
|
#define IDT_TMPALARM_LTEMP_MASK 0x0000FF00U
|
|
#define IDT_TMPALARM_LTEMP_FLD 8
|
|
#define IDT_TMPALARM_HTEMP_MASK 0x00FF0000U
|
|
#define IDT_TMPALARM_HTEMP_FLD 16
|
|
#define IDT_TMPALARM_IRQ_MASK 0x3F000000U
|
|
|
|
/*
|
|
* TMPADJ register fields related constants
|
|
* @IDT_TMPADJ_OFFSET_MASK: Temperature value offset field mask
|
|
* @IDT_TMPADJ_OFFSET_FLD: Temperature value offset field offset
|
|
*/
|
|
#define IDT_TMPADJ_OFFSET_MASK 0x000000FFU
|
|
#define IDT_TMPADJ_OFFSET_FLD 0
|
|
|
|
/*
|
|
* Helper macro to get/set the corresponding field value
|
|
* @GET_FIELD: Retrieve the value of the corresponding field
|
|
* @SET_FIELD: Set the specified field up
|
|
* @IS_FLD_SET: Check whether a field is set with value
|
|
*/
|
|
#define GET_FIELD(field, data) \
|
|
(((u32)(data) & IDT_ ##field## _MASK) >> IDT_ ##field## _FLD)
|
|
#define SET_FIELD(field, data, value) \
|
|
(((u32)(data) & ~IDT_ ##field## _MASK) | \
|
|
((u32)(value) << IDT_ ##field## _FLD))
|
|
#define IS_FLD_SET(field, data, value) \
|
|
(((u32)(data) & IDT_ ##field## _MASK) == IDT_ ##field## _ ##value)
|
|
|
|
/*
|
|
* Useful registers masks:
|
|
* @IDT_DBELL_MASK: Doorbell bits mask
|
|
* @IDT_OUTMSG_MASK: Out messages status bits mask
|
|
* @IDT_INMSG_MASK: In messages status bits mask
|
|
* @IDT_MSG_MASK: Any message status bits mask
|
|
*/
|
|
#define IDT_DBELL_MASK ((u32)0xFFFFFFFFU)
|
|
#define IDT_OUTMSG_MASK ((u32)0x0000000FU)
|
|
#define IDT_INMSG_MASK ((u32)0x000F0000U)
|
|
#define IDT_MSG_MASK (IDT_INMSG_MASK | IDT_OUTMSG_MASK)
|
|
|
|
/*
|
|
* Number of IDT NTB resources:
|
|
* @IDT_MSG_CNT: Number of Message registers
|
|
* @IDT_BAR_CNT: Number of BARs of each port
|
|
* @IDT_MTBL_ENTRY_CNT: Number mapping table entries
|
|
*/
|
|
#define IDT_MSG_CNT 4
|
|
#define IDT_BAR_CNT 6
|
|
#define IDT_MTBL_ENTRY_CNT 64
|
|
|
|
/*
|
|
* General IDT PCIe-switch constant
|
|
* @IDT_MAX_NR_PORTS: Maximum number of ports per IDT PCIe-switch
|
|
* @IDT_MAX_NR_PARTS: Maximum number of partitions per IDT PCIe-switch
|
|
* @IDT_MAX_NR_PEERS: Maximum number of NT-peers per IDT PCIe-switch
|
|
* @IDT_MAX_NR_MWS: Maximum number of Memory Widows
|
|
* @IDT_PCIE_REGSIZE: Size of the registers in bytes
|
|
* @IDT_TRANS_ALIGN: Alignment of translated base address
|
|
* @IDT_DIR_SIZE_ALIGN: Alignment of size setting for direct translated MWs.
|
|
* Even though the lower 10 bits are reserved, they are
|
|
* treated by IDT as one's so basically there is no any
|
|
* alignment of size limit for DIR address translation.
|
|
*/
|
|
#define IDT_MAX_NR_PORTS 24
|
|
#define IDT_MAX_NR_PARTS 8
|
|
#define IDT_MAX_NR_PEERS 8
|
|
#define IDT_MAX_NR_MWS 29
|
|
#define IDT_PCIE_REGSIZE 4
|
|
#define IDT_TRANS_ALIGN 4
|
|
#define IDT_DIR_SIZE_ALIGN 1
|
|
|
|
/*
|
|
* IDT PCIe-switch temperature sensor value limits
|
|
* @IDT_TEMP_MIN_MDEG: Minimal integer value of temperature
|
|
* @IDT_TEMP_MAX_MDEG: Maximal integer value of temperature
|
|
* @IDT_TEMP_MIN_OFFSET:Minimal integer value of temperature offset
|
|
* @IDT_TEMP_MAX_OFFSET:Maximal integer value of temperature offset
|
|
*/
|
|
#define IDT_TEMP_MIN_MDEG 0
|
|
#define IDT_TEMP_MAX_MDEG 127500
|
|
#define IDT_TEMP_MIN_OFFSET -64000
|
|
#define IDT_TEMP_MAX_OFFSET 63500
|
|
|
|
/*
|
|
* Temperature sensor values enumeration
|
|
* @IDT_TEMP_CUR: Current temperature
|
|
* @IDT_TEMP_LOW: Lowest historical temperature
|
|
* @IDT_TEMP_HIGH: Highest historical temperature
|
|
* @IDT_TEMP_OFFSET: Current temperature offset
|
|
*/
|
|
enum idt_temp_val {
|
|
IDT_TEMP_CUR,
|
|
IDT_TEMP_LOW,
|
|
IDT_TEMP_HIGH,
|
|
IDT_TEMP_OFFSET
|
|
};
|
|
|
|
/*
|
|
* IDT Memory Windows type. Depending on the device settings, IDT supports
|
|
* Direct Address Translation MW registers and Lookup Table registers
|
|
* @IDT_MW_DIR: Direct address translation
|
|
* @IDT_MW_LUT12: 12-entry lookup table entry
|
|
* @IDT_MW_LUT24: 24-entry lookup table entry
|
|
*
|
|
* NOTE These values are exactly the same as one of the BARSETUP ATRAN field
|
|
*/
|
|
enum idt_mw_type {
|
|
IDT_MW_DIR = 0x0,
|
|
IDT_MW_LUT12 = 0x1,
|
|
IDT_MW_LUT24 = 0x2
|
|
};
|
|
|
|
/*
|
|
* IDT PCIe-switch model private data
|
|
* @name: Device name
|
|
* @port_cnt: Total number of NT endpoint ports
|
|
* @ports: Port ids
|
|
*/
|
|
struct idt_89hpes_cfg {
|
|
char *name;
|
|
unsigned char port_cnt;
|
|
unsigned char ports[];
|
|
};
|
|
|
|
/*
|
|
* Memory window configuration structure
|
|
* @type: Type of the memory window (direct address translation or lookup
|
|
* table)
|
|
*
|
|
* @bar: PCIe BAR the memory window referenced to
|
|
* @idx: Index of the memory window within the BAR
|
|
*
|
|
* @addr_align: Alignment of translated address
|
|
* @size_align: Alignment of memory window size
|
|
* @size_max: Maximum size of memory window
|
|
*/
|
|
struct idt_mw_cfg {
|
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enum idt_mw_type type;
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|
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|
unsigned char bar;
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|
unsigned char idx;
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|
|
|
u64 addr_align;
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|
u64 size_align;
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|
u64 size_max;
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};
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|
|
|
/*
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* Description structure of peer IDT NT-functions:
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* @port: NT-function port
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|
* @part: NT-function partition
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|
*
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* @mw_cnt: Number of memory windows supported by NT-function
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* @mws: Array of memory windows descriptors
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|
*/
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struct idt_ntb_peer {
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|
unsigned char port;
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unsigned char part;
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|
|
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unsigned char mw_cnt;
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struct idt_mw_cfg *mws;
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};
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|
|
|
/*
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|
* Description structure of local IDT NT-function:
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|
* @ntb: Linux NTB-device description structure
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|
* @swcfg: Pointer to the structure of local IDT PCIe-switch
|
|
* specific cofnfigurations
|
|
*
|
|
* @port: Local NT-function port
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|
* @part: Local NT-function partition
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|
*
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|
* @peer_cnt: Number of peers with activated NTB-function
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|
* @peers: Array of peers descripting structures
|
|
* @port_idx_map: Map of port number -> peer index
|
|
* @part_idx_map: Map of partition number -> peer index
|
|
*
|
|
* @mtbl_lock: Mapping table access lock
|
|
*
|
|
* @mw_cnt: Number of memory windows supported by NT-function
|
|
* @mws: Array of memory windows descriptors
|
|
* @lut_lock: Lookup table access lock
|
|
*
|
|
* @msg_locks: Message registers mapping table lockers
|
|
*
|
|
* @cfgspc: Virtual address of the memory mapped configuration
|
|
* space of the NT-function
|
|
* @db_mask_lock: Doorbell mask register lock
|
|
* @msg_mask_lock: Message mask register lock
|
|
* @gasa_lock: GASA registers access lock
|
|
*
|
|
* @hwmon_mtx: Temperature sensor interface update mutex
|
|
*
|
|
* @dbgfs_info: DebugFS info node
|
|
*/
|
|
struct idt_ntb_dev {
|
|
struct ntb_dev ntb;
|
|
struct idt_89hpes_cfg *swcfg;
|
|
|
|
unsigned char port;
|
|
unsigned char part;
|
|
|
|
unsigned char peer_cnt;
|
|
struct idt_ntb_peer peers[IDT_MAX_NR_PEERS];
|
|
char port_idx_map[IDT_MAX_NR_PORTS];
|
|
char part_idx_map[IDT_MAX_NR_PARTS];
|
|
|
|
spinlock_t mtbl_lock;
|
|
|
|
unsigned char mw_cnt;
|
|
struct idt_mw_cfg *mws;
|
|
spinlock_t lut_lock;
|
|
|
|
spinlock_t msg_locks[IDT_MSG_CNT];
|
|
|
|
void __iomem *cfgspc;
|
|
spinlock_t db_mask_lock;
|
|
spinlock_t msg_mask_lock;
|
|
spinlock_t gasa_lock;
|
|
|
|
struct mutex hwmon_mtx;
|
|
|
|
struct dentry *dbgfs_info;
|
|
};
|
|
#define to_ndev_ntb(__ntb) container_of(__ntb, struct idt_ntb_dev, ntb)
|
|
|
|
/*
|
|
* Descriptor of the IDT PCIe-switch BAR resources
|
|
* @setup: BAR setup register
|
|
* @limit: BAR limit register
|
|
* @ltbase: Lower translated base address
|
|
* @utbase: Upper translated base address
|
|
*/
|
|
struct idt_ntb_bar {
|
|
unsigned int setup;
|
|
unsigned int limit;
|
|
unsigned int ltbase;
|
|
unsigned int utbase;
|
|
};
|
|
|
|
/*
|
|
* Descriptor of the IDT PCIe-switch message resources
|
|
* @in: Inbound message register
|
|
* @out: Outbound message register
|
|
* @src: Source of inbound message register
|
|
*/
|
|
struct idt_ntb_msg {
|
|
unsigned int in;
|
|
unsigned int out;
|
|
unsigned int src;
|
|
};
|
|
|
|
/*
|
|
* Descriptor of the IDT PCIe-switch NT-function specific parameters in the
|
|
* PCI Configuration Space
|
|
* @bars: BARs related registers
|
|
* @msgs: Messaging related registers
|
|
*/
|
|
struct idt_ntb_regs {
|
|
struct idt_ntb_bar bars[IDT_BAR_CNT];
|
|
struct idt_ntb_msg msgs[IDT_MSG_CNT];
|
|
};
|
|
|
|
/*
|
|
* Descriptor of the IDT PCIe-switch port specific parameters in the
|
|
* Global Configuration Space
|
|
* @pcicmdsts: PCI command/status register
|
|
* @pcielctlsts: PCIe link control/status
|
|
*
|
|
* @ctl: Port control register
|
|
* @sts: Port status register
|
|
*
|
|
* @bars: BARs related registers
|
|
*/
|
|
struct idt_ntb_port {
|
|
unsigned int pcicmdsts;
|
|
unsigned int pcielctlsts;
|
|
unsigned int ntctl;
|
|
|
|
unsigned int ctl;
|
|
unsigned int sts;
|
|
|
|
struct idt_ntb_bar bars[IDT_BAR_CNT];
|
|
};
|
|
|
|
/*
|
|
* Descriptor of the IDT PCIe-switch partition specific parameters.
|
|
* @ctl: Partition control register in the Global Address Space
|
|
* @sts: Partition status register in the Global Address Space
|
|
* @msgctl: Messages control registers
|
|
*/
|
|
struct idt_ntb_part {
|
|
unsigned int ctl;
|
|
unsigned int sts;
|
|
unsigned int msgctl[IDT_MSG_CNT];
|
|
};
|
|
|
|
#endif /* NTB_HW_IDT_H */
|